<!DOCTYPE html>
<html lang="zh-CN">
<head>
  <meta charset="UTF-8" />
  <title>母亲节快乐</title>
  <style>
    body {
      margin: 0;
      background: #fffbe6;
      font-family: sans-serif;
      display: flex;
      justify-content: center;
      align-items: center;
      height: 100vh;
      overflow: hidden;
      flex-direction: column;
    }
    .heart {
      font-size: 60px;
      animation: beat 1s infinite;
      color: #ff69b4;
    }
    @keyframes beat {
      0% { transform: scale(1); }
      50% { transform: scale(1.2); }
      100% { transform: scale(1); }
    }
    .message {
      font-size: 30px;
      color: #c71585;
      text-align: center;
      animation: fadeIn 3s ease-in-out;
      margin-top: 20px;
    }
    @keyframes fadeIn {
      from { opacity: 0; transform: translateY(-20px); }
      to { opacity: 1; transform: translateY(0); }
    }
  </style>
</head>
<body>
  <div class="heart">❤️</div>
  <div class="message">母亲节快乐！愿您每天都幸福安康！🌹</div>
</body>
</html>